A new approach to Zadeh’s Z-numbers: Mixed-discrete Z-numbers

The concept of a linguistic variable and its application to approximate reasoning-III

L. A. Zadeh · Information Sciences · 1975 · 12.2K citations

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A 2-tuple fuzzy linguistic representation model for computing with words

Francisco Herrera · IEEE Transactions on Fuzzy Systems · 2000 · 2.7K citations

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Hesitant Fuzzy Linguistic Term Sets for Decision Making

Rosa M. Rodríguez, Francisco Herrera · IEEE Transactions on Fuzzy Systems · 2011 · 2.3K citations · Full text

Business, Decision Sciences, Decision Making +14

Fuzzy sets and fuzzy logic: theory and applications

Choice Reviews Online · 1996 · 1.9K citations

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Hesitant fuzzy sets

Vicenç Torra · International Journal of Intelligent Systems · 2010 · 1.6K citations

Humanities, Mathematics, Knowledge Representation +9